lockbit | 53bb974516039d7e81ac8e0f98bef6d64e5037e450cc98c7a044038593120748

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
27-06-2024 13:22

Target

2024-06-27_7846574fb370a6cdff3b568ea2999304_lockbit.exe
Size

149KB
MD5

7846574fb370a6cdff3b568ea2999304
SHA1

b9a90bac5ea33690a685594e4fa05a00b095f531
SHA256

53bb974516039d7e81ac8e0f98bef6d64e5037e450cc98c7a044038593120748
SHA512

a6576d40705d27c9032fea8c204aee351627fbca5eb5cca513da6dedf002df481494f6fd3f4af7d66237b45d361d271ef8aa73ffb66ec09ed7b88cbc5d98304c
SSDEEP

3072:aHMNhFVYSjG5JVWp+HbDLn7viZQJKeeurE+gxHPpPDXA5ae77:aKeOG8p+HbDLn7qZQJmvRxPjCaef

Score

10^/10

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1800-0-0x0000000000400000-0x0000000000429000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2832	1800	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2024-06-27_7846574fb370a6cdff3b568ea2999304_lockbit.exe

description	pid	Process	procid_target
PID 1800 wrote to memory of 2832	1800	2024-06-27_7846574fb370a6cdff3b568ea2999304_lockbit.exe	28
PID 1800 wrote to memory of 2832	1800	2024-06-27_7846574fb370a6cdff3b568ea2999304_lockbit.exe	28
PID 1800 wrote to memory of 2832	1800	2024-06-27_7846574fb370a6cdff3b568ea2999304_lockbit.exe	28
PID 1800 wrote to memory of 2832	1800	2024-06-27_7846574fb370a6cdff3b568ea2999304_lockbit.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-27_7846574fb370a6cdff3b568ea2999304_lockbit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-27_7846574fb370a6cdff3b568ea2999304_lockbit.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 88
  2⤵
  - Program crash
  PID:2832

memory/1800-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

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